CN112489577A - Propaganda display device - Google Patents
Propaganda display device Download PDFInfo
- Publication number
- CN112489577A CN112489577A CN202011471541.4A CN202011471541A CN112489577A CN 112489577 A CN112489577 A CN 112489577A CN 202011471541 A CN202011471541 A CN 202011471541A CN 112489577 A CN112489577 A CN 112489577A
- Authority
- CN
- China
- Prior art keywords
- double
- lead screw
- display
- dust removal
- propaganda
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000428 dust Substances 0.000 claims abstract description 56
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/0006—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels
- G09F15/0012—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels frames therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F11/00—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
- G09F11/02—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being secured to rotating members, e.g. drums, spindles
- G09F11/10—Electrical control therefor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/0087—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like including movable parts, e.g. movable by the wind
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The invention relates to the technical field of education propaganda and display, in particular to a propaganda and display device which comprises a base, wherein supporting columns are symmetrically arranged on the left side and the right side above the base, a rainproof top cover is fixedly arranged above the supporting columns, three rotating columns are arranged at equal intervals above the base, a three-side display board is fixedly arranged on the outer sides of the rotating columns through supporting rods, an installation cavity is arranged inside the base, an installation plate is fixedly connected with the supporting columns through fixing rods, and a dust removal mechanism is arranged in the installation plate. According to the invention, the three-side display boards are arranged, the three-side display boards are driven to intermittently rotate through the rotation of the driving turntable, the grooved pulley, the first bevel gear and the second bevel gear in the installation cavity, the display content of the display boards is greatly improved, the three-side display boards are subjected to dust removal through the rotation of the first double-head screw rod and the second double-head screw rod, the cleaning brush can wash the surfaces of the three-side display boards in the dust removal process, and the dust removal effect of the propaganda display device is improved.
Description
Technical Field
The invention relates to the technical field of education propaganda and display, in particular to a propaganda and display device.
Background
Ideological and political education is a social or social group with certain ideological and ideological, political and moral norms, which has purposeful, planned and organized influence on its members to form social practice activities meeting the ideological and ideological requirements of certain society, and is also a course for lifelong learning in Chinese literature, and the propaganda of ideological and political education requires the use of a special propaganda device for ideological and political education, but the prior propaganda and demonstration device has the following problems.
Present propaganda display device can only the single face show, leads to causing very big limitation to the content of show, in addition because display device places at indoor or outdoor for a long time, leads to the show window to accumulate the dust easily, and current propaganda display device lacks the function of automatic deashing, places for a long time and can lead to the show window dirty, influences the bandwagon effect.
Disclosure of Invention
The present invention is directed to a propaganda and display device, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a propaganda display device comprises a base, wherein support columns are symmetrically arranged on the left side and the right side above the base, a rainproof top cover is fixedly arranged above the support columns, three rotary columns are arranged at equal intervals above the base, a three-sided display board is fixedly arranged on the outer sides of the rotary columns through support rods, an installation cavity is arranged in the base, the rotary columns penetrate through the base to the interior of the installation cavity, a first bevel gear is fixedly connected to the bottom of the rotary columns, a rotary shaft is transversely arranged in the installation cavity, a second bevel gear is fixedly arranged on the rotary shaft, the first bevel gear is meshed with the second bevel gear, one end of the rotary shaft is movably connected with the interior of the installation cavity, a grooved wheel is fixedly connected to the other end of the rotary shaft, a driving turntable is in sliding fit with one side of the grooved wheel, the mounting panel passes through dead lever and support column fixed connection, be provided with dust removal mechanism in the mounting panel.
As a further scheme of the invention: the cross section of the three-side display board is an equilateral triangle, and the distance between the adjacent rotating columns is equal to the side length of the cross section of the three-side display board.
As a further scheme of the invention: the trilateral show tablet surface is provided with the standing groove, the standing groove outside is the fixed plate of glass material, the opening setting of leaning on of standing groove and trilateral show tablet one side.
As a further scheme of the invention: the dust removal mechanism comprises a first dust removal plate and a second dust removal plate, the first dust removal plate and the second dust removal plate are symmetrically hinged to form a folding plate and a hinge rod, the size of the folding plate is the same as that of any surface of a three-surface display board, a first driving cavity and a second driving cavity are arranged in the mounting plate, a first double-head lead screw is arranged in the first driving cavity, a first lead screw sliding block is symmetrically and threadedly connected to the first double-head lead screw, the first lead screw sliding block is fixedly connected with a first sliding seat through a connecting rod, and the first sliding seat is hinged to the first dust removal plate; the utility model discloses a dust collector, including first dust removal board, second drive intracavity is provided with second double lead screw, symmetrical threaded connection has second lead screw slider on the second double lead screw, second lead screw slider passes through connecting rod fixedly connected with second slide, the second slide is connected with second dust removal board hinge, the multirow cleaning disc is installed to impartial distance on first dust removal board and the second dust removal board, it is connected with micro motor to install the cleaning brush head on the cleaning disc and the cleaning disc other end.
As a further scheme of the invention: the number of the first driving cavities is two, the first driving cavities are respectively arranged on the upper portion and the lower portion of one side of the mounting plate, a first rotating belt wheel is arranged on one side of the first double-head screw rod, the upper portion and the lower portion of the first rotating belt wheel are connected through a first transmission belt, and a first driving motor is connected to the outer portion of the first double-head screw rod on the upper portion of the mounting plate; the quantity in second drive chamber is two and installation and mounting panel opposite side middle part, second double-end screw rod one side is provided with the second rotating band pulley and goes up lower second rotating band pulley and pass through the second transmission band and connect, second double-end screw rod external connection has second driving motor.
As a further scheme of the invention: the inside water tank that is provided with of rain-proof top cap, the water tank below is connected with the water pipe, the water pipe extends to trilateral show tablet top and water pipe bottom and installs high pressure nozzle.
As a further scheme of the invention: the number of the high-pressure nozzles is two, and the high-pressure nozzles are arranged at the joint of the adjacent three-surface display plates.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the three-side display boards are arranged, the driving turntable, the grooved pulley, the first bevel gear and the second bevel gear in the installation cavity rotate to drive the three-side display boards to intermittently rotate, the display content of the display boards is greatly improved, meanwhile, through the dust removal mechanism, when the surfaces of the display boards need to be cleaned, the first double-head screw rod and the second double-head screw rod rotate to drive the folded plates to be bent, so that the surfaces of the joints of the first dust removal plate and the second dust removal plate and the adjacent three-side display boards are attached to each other, the cleaning brush head is driven to rotate through the cleaning disc to remove dust from the three-side display boards, and in the dust removal process of the cleaning brush, the high-pressure spray head above the cleaning brush can wash the surfaces of the three-.
Drawings
Fig. 1 is a schematic structural view of a propaganda and display device.
Fig. 2 is a schematic view of the engagement between the grooved pulley and the driving turntable in the propaganda and demonstration device.
FIG. 3 is a top view of the dust removal mechanism of the promotional display.
Fig. 4 is a schematic structural diagram of a mounting plate in the propaganda and display device.
In the figure: 1-base, 2-support column, 3-rain-proof top cover, 4-rotary column, 5-three-side display board, 6-installation cavity, 7-first bevel gear, 8-rotary shaft, 9-second bevel gear, 10-grooved wheel, 11-driving rotary disk, 12-rotary motor, 13-installation plate, 14-fixed rod, 15-dust removing mechanism, 151-folded plate, 152-hinged rod, 153-first driving cavity, 154-second driving cavity, 155-first double-head screw rod, 156-first screw rod slide block, 157-first slide block, 158-second double-head screw rod, 159-second screw rod slide block, 1510-second slide block, 1511-cleaning disk, 16-placing groove, 17-fixed plate, 18-first rotary belt wheel, 19-a first transmission belt, 20-a first driving motor, 21-a second rotating belt wheel, 22-a second transmission belt, 23-a second driving motor, 24-a water tank, 25-a water pipe and 26-a high-pressure spray head.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1 and 2, in the embodiment of the present invention, a propaganda and display device includes a base 1, support columns 2 are symmetrically disposed on left and right sides above the base 1, a rain-proof top cover 3 is fixedly mounted above the support columns 2, three rotating columns 4 are equidistantly disposed above the base 1, a three-sided display board 5 is fixedly mounted on outer sides of the rotating columns 4 through support rods, a mounting cavity 6 is disposed inside the base 1, the rotating columns 4 penetrate through the base 1 to the inside of the mounting cavity 6, a first bevel gear 7 is fixedly connected to the bottom of the rotating columns, a rotating shaft 8 is transversely disposed in the mounting cavity 6, a second bevel gear 9 is fixedly mounted on the rotating shaft 8, the first bevel gear 7 is engaged with the second bevel gear 9, one end of the rotating shaft 8 is movably connected to the inside of the mounting cavity 6, the other end of the rotating shaft is fixedly connected with, sheave 10 one side sliding fit has initiative carousel 11, initiative carousel 11 one side is connected with the output of rotating electrical machines 12, drives initiative carousel 11 through rotating electrical machines 12 and rotates, drives sheave 10 intermittent type nature in step and rotates, through the cooperation of first bevel gear 7 and second bevel gear 9, drives trilateral show tablet 5 intermittent type nature and rotates, has greatly improved the show content of show tablet, trilateral show tablet 5's rear side is provided with mounting panel 13, mounting panel 13 passes through dead lever 14 and support column 2 fixed connection, be provided with dust removal mechanism 15 in the mounting panel 13.
In this embodiment, the cross section of trilateral show tablet 5 is equilateral triangle, and the distance between adjacent column spinner 4 equals with the length of side of trilateral show tablet 5 cross section, makes column spinner 4 rotate the back at every turn, trilateral show tablet 5 all can form a continuous plane, has improved the effect of show. .
In this embodiment, the three-side display board 5 is provided with a placing groove 16 on the surface, the outside of the placing groove 16 is a fixing plate 17 made of glass, and the opening of the placing groove 16 is arranged on one side of the three-side display board 5
Example 2.
Referring to fig. 3 and 4, in the embodiment, the dust removing mechanism 15 includes a first dust removing plate and a second dust removing plate, the first dust removing plate and the second dust removing plate are formed by symmetrically and hingedly connecting two identical folding plates 151 and a hinge rod 152, the size of the folding plate 151 is the same as that of any one side of the three-sided display board 5, a first driving cavity 153 and a second driving cavity 154 are arranged in the mounting plate 13, a first double-headed screw 155 is arranged in the first driving cavity 153, a first screw slider 156 is symmetrically and threadedly connected to the first double-headed screw 155, the first screw slider 156 is fixedly connected to a first sliding seat 157 through a connecting rod, and the first sliding seat 157 is hingedly connected to the first dust removing plate; be provided with second double-end lead screw 158 in second drive chamber 154, symmetrical threaded connection has second lead screw slider 159 on the second double-end lead screw 158, second lead screw slider 159 passes through connecting rod fixedly connected with second slide 1510, second slide 1510 is connected with the second dust removal board hinge, multirow cleaning disc 1511 is installed to equidistance on first dust removal board and the second dust removal board, it is connected with micro motor to install cleaning brush head and cleaning disc 1511 other end on the cleaning disc 1511, when needs clear up the show tablet surface, rotate through first double-end lead screw 155 and second double-end lead screw 158, drive folded plate 151 crooked, make first dust removal board and second dust removal board and the laminating of adjacent trilateral show tablet 5 junction surface, drive cleaning brush head through cleaning disc 1511 and rotate, remove dust to trilateral show tablet 5.
In this embodiment, the number of the first driving cavities 153 is two, and the two first driving cavities are respectively installed at the upper and lower parts of one side of the mounting plate 13, the first rotating pulley 18 is installed at one side of the first double-head screw 155, the upper and lower first rotating pulleys 18 are connected through the first transmission belt 19, and the first driving motor 20 is connected to the outside of the first double-head screw 155 at the upper part of the mounting plate 13; the quantity of second drive chamber 154 is two and installation and mounting panel 13 opposite side middle part, second stud screw 158 one side is provided with second rotating pulley 21 and upper and lower portion second rotating pulley 21 passes through the second transmission band 22 and connects, second stud screw 158 external connection has second driving motor 23.
Example 3
In this embodiment, rain-proof top cap 3 is inside to be provided with water tank 24, water tank 24 below is connected with water pipe 25, water pipe 25 extends to 5 tops of trilateral show tablet and water pipe 25 bottom and installs high pressure nozzle 26, and the cleaning brush is at the dust removal in-process, and the high pressure nozzle 26 of top can wash 5 surfaces of trilateral show tablet, improves the dust removal effect to propaganda display device.
In this embodiment, the quantity of high pressure nozzle 26 is two, and installs in adjacent trilateral show dish 5 junction, makes high pressure nozzle 26 spray water to cleaning disc 1511 department, improves the effect to display device's dust removal.
In summary, the following steps: the invention arranges three-surface display boards 5, drives a driving turntable 11 to rotate by rotating a motor 12 in an installation cavity 6, synchronously drives a grooved wheel 10 to intermittently rotate, the three-face display board 5 is driven to intermittently rotate by the matching of the first bevel gear 7 and the second bevel gear 9, the display content of the display board is greatly improved, meanwhile, through the dust removing mechanism 15, when the surface of the display board needs to be cleaned, the folded plate 151 is driven to bend through the rotation of the first double-head screw rod 155 and the second double-head screw rod 158, so that the surfaces of the joints of the first dust removing plate and the second dust removing plate and the adjacent three-surface display board 5 are attached, the cleaning brush head is driven to rotate through the cleaning disc 1511, remove dust to trilateral show tablet 5, clean brush head is at the dust removal in-process, and the high pressure nozzle 26 of top can wash trilateral show tablet 5 surfaces, improves the dust removal effect to propaganda display device.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (7)
1. The propaganda display device comprises a base (1) and is characterized in that supporting columns (2) are symmetrically arranged on the left side and the right side above the base (1), a rainproof top cover (3) is fixedly arranged above the supporting columns (2), three rotating columns (4) are arranged on the base (1) in an equal distance mode, a three-side display board (5) is fixedly arranged on the outer side of each rotating column (4) through a supporting rod, a mounting cavity (6) is arranged inside the base (1), each rotating column (4) penetrates through the base (1) to the inside of the mounting cavity (6), a first bevel gear (7) is fixedly connected to the bottom of the base, a rotating shaft (8) is transversely arranged in the mounting cavity (6), a second bevel gear (9) is fixedly arranged on the rotating shaft (8), the first bevel gear (7) is meshed with the second bevel gear (9), one end of the rotating shaft (8) is movably connected with the inside of the mounting cavity (6), and a, sheave (10) one side sliding fit has initiative carousel (11), initiative carousel (11) one side is connected with the output of rotating electrical machines (12), the rear side of trilateral show tablet (5) is provided with mounting panel (13), mounting panel (13) are through dead lever (14) and support column (2) fixed connection, be provided with dust removal mechanism (15) in mounting panel (13).
2. A promotional display according to claim 1 characterized in that the cross section of the three sided display (5) is an equilateral triangle and the distance between adjacent spin columns (4) is equal to the side length of the cross section of the three sided display (5).
3. The propaganda and display device according to claim 2, wherein a placement groove (16) is arranged on the surface of the three-side display board (5), a fixing plate (17) made of glass is arranged outside the placement groove (16), and the opening of the placement groove (16) is arranged on one side surface of the three-side display board (5).
4. The propaganda and display device according to claim 1, wherein the dust removing mechanism (15) comprises a first dust removing plate and a second dust removing plate, the first dust removing plate and the second dust removing plate are symmetrically hinged with two identical folding plates (151) and a hinge rod (152), the size of the folding plate (151) is the same as that of any side of the three-side display board (5), a first driving cavity (153) and a second driving cavity (154) are arranged in the mounting plate (13), a first double-head lead screw (155) is arranged in the first driving cavity (153), a first lead screw sliding block (156) is symmetrically and threadedly connected to the first double-head lead screw (155), the first lead screw sliding block (156) is fixedly connected with a first sliding seat (157) through a connecting rod, and the first sliding seat (157) is hinged with the first dust removing plate; be provided with second double-end lead screw (158) in second drive chamber (154), symmetrical threaded connection has second lead screw slider (159) on second double-end lead screw (158), second lead screw slider (159) are through connecting rod fixedly connected with second slide (1510), second slide (1510) are connected with the second dust removal board is articulated, equidistance is installed multirow cleaning disc (1511) on first dust removal board and the second dust removal board, install cleaning brush head and cleaning disc (1511) other end on cleaning disc (1511) and be connected with micro motor.
5. The propaganda and display device according to claim 4, wherein the number of the first driving cavities (153) is two and the two driving cavities are respectively installed at the upper and lower parts of one side of the installation plate (13), one side of the first double-head screw rod (155) is provided with a first rotating belt wheel (18) and the upper and lower first rotating belt wheels (18) are connected through a first transmission belt (19), and the first double-head screw rod (155) at the upper part of the installation plate (13) is externally connected with a first driving motor (20); the quantity in second drive chamber (154) is two and installation and mounting panel (13) opposite side middle part, second double-end lead screw (158) one side is provided with second rotating band wheel (21) and upper and lower portion second rotating band wheel (21) and passes through second transmission band (22) and connect, second double-end lead screw (158) external connection has second driving motor (23).
6. The propaganda display device according to claim 1, wherein a water tank (24) is arranged inside the rain-proof top cover (3), a water pipe (25) is connected below the water tank (24), the water pipe (25) extends to the upper part of the three-side display board (5), and a high-pressure spray head (26) is arranged at the bottom of the water pipe (25).
7. A promotional display according to claim 6 characterized in that the number of high pressure nozzles (26) is two and mounted at the junction of adjacent three sided display discs (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011471541.4A CN112489577A (en) | 2020-12-14 | 2020-12-14 | Propaganda display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011471541.4A CN112489577A (en) | 2020-12-14 | 2020-12-14 | Propaganda display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112489577A true CN112489577A (en) | 2021-03-12 |
Family
ID=74917081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011471541.4A Withdrawn CN112489577A (en) | 2020-12-14 | 2020-12-14 | Propaganda display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112489577A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787401A (en) * | 2021-08-14 | 2021-12-14 | 海宁超艺精密五金有限公司 | All-round industry nonstandard hardware corner grinds paper-back edition and puts |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118406A (en) * | 2015-09-18 | 2015-12-02 | 杨娇仔 | Harmonious community publicity board for green mine |
| CN209729447U (en) * | 2019-06-06 | 2019-12-03 | 山东理工职业学院 | Self-cleaning ideological and political education propaganda board |
| CN110956905A (en) * | 2019-12-19 | 2020-04-03 | 赣州企叮咚网络科技有限公司 | Movable billboard with automatic cleaning function |
| CN210244967U (en) * | 2019-07-05 | 2020-04-03 | 兰州工业学院 | Windproof advertising board |
| CN211016416U (en) * | 2020-03-02 | 2020-07-14 | 冯炎莲 | Think political affairs education with think political affairs propaganda equipment |
| CN211124938U (en) * | 2020-03-07 | 2020-07-28 | 杭州速伊图文设计有限公司 | Business administration is with propaganda device |
| CN212135674U (en) * | 2020-06-24 | 2020-12-11 | 莱州市双语学校 | Middle school student morality and law education display device |
-
2020
- 2020-12-14 CN CN202011471541.4A patent/CN112489577A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118406A (en) * | 2015-09-18 | 2015-12-02 | 杨娇仔 | Harmonious community publicity board for green mine |
| CN209729447U (en) * | 2019-06-06 | 2019-12-03 | 山东理工职业学院 | Self-cleaning ideological and political education propaganda board |
| CN210244967U (en) * | 2019-07-05 | 2020-04-03 | 兰州工业学院 | Windproof advertising board |
| CN110956905A (en) * | 2019-12-19 | 2020-04-03 | 赣州企叮咚网络科技有限公司 | Movable billboard with automatic cleaning function |
| CN211016416U (en) * | 2020-03-02 | 2020-07-14 | 冯炎莲 | Think political affairs education with think political affairs propaganda equipment |
| CN211124938U (en) * | 2020-03-07 | 2020-07-28 | 杭州速伊图文设计有限公司 | Business administration is with propaganda device |
| CN212135674U (en) * | 2020-06-24 | 2020-12-11 | 莱州市双语学校 | Middle school student morality and law education display device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787401A (en) * | 2021-08-14 | 2021-12-14 | 海宁超艺精密五金有限公司 | All-round industry nonstandard hardware corner grinds paper-back edition and puts |
| CN113787401B (en) * | 2021-08-14 | 2022-08-12 | 海宁超艺精密五金有限公司 | All-round industry nonstandard hardware corner grinds paper-back edition and puts |
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Application publication date: 20210312 |